Home / 45,008.27-67,521.96-15,418.16

Finding the Fourth Proportional to 45,008.27, 67,521.96 and 15,418.16

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Solution

The fourth proportional to 45,008.27, 67,521.96 and 15,418.16 is: 23,130.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,008.27 : 67,521.96 = 15,418.16 : x
  2. Step 2: Convert to fraction form
    45,008.27/67,521.96 = 15,418.16/x
  3. Step 3: Cross multiply
    45,008.27x = 67,521.96 × 15,418.16
  4. Step 4: Simplify right side
    45,008.27x = 1,041,064,382.79
  5. Step 5: Solve for x
    x = 1,041,064,382.79/45,008.27
  6. Step 6: Final answer
    x = 23,130.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.